Home / 10,403,192,519.28-14,356,405,771.74-5,645,468,387.10

Finding the Fourth Proportional to 10,403,192,519.28, 14,356,405,771.74 and 5,645,468,387.10

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Solution

The fourth proportional to 10,403,192,519.28, 14,356,405,771.74 and 5,645,468,387.10 is: 7,790,746,425.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,403,192,519.28 : 14,356,405,771.74 = 5,645,468,387.10 : x
  2. Step 2: Convert to fraction form
    10,403,192,519.28/14,356,405,771.74 = 5,645,468,387.10/x
  3. Step 3: Cross multiply
    10,403,192,519.28x = 14,356,405,771.74 × 5,645,468,387.10
  4. Step 4: Simplify right side
    10,403,192,519.28x = 81,048,634,936,738,152,448
  5. Step 5: Solve for x
    x = 81,048,634,936,738,152,448/10,403,192,519.28
  6. Step 6: Final answer
    x = 7,790,746,425.82

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.